Freshdesk - Freshdesk is a cloud-based customer support software that lets you support customers through traditional channels like phone and email, social channels like Facebook and Twitter, and your own branded community
LiveAgent - LiveAgent is a fully-featured web-based live chat and help desk software. It harnesses the power of a universal inbox, real-time live chat, built-in call center, and a robust customer service portal. Start your free 1 month trial today!
Chatkit - Use our free Omegle alternative to video chat with strangers instantly and meet cool new people on Chatki. Random video chat available on all mobile devices!
Zendesk - Zendesk is a beautiful, lightweight help-desk solution.
lightIRC - lightIRC is a fast, free, Flash-based IRC Client. It supports webcams with an extension!
Salesforce Service Cloud - Service Cloud integrates customer service with social networks and provides a self-service customer portal and knowledge base system.